Name: SG500-28-K9-NA Cisco Small Business 500 Series SG500-28 24 x Ports 10/100/1000Base-T + 2 x Ports Combo SFP + 2 x Ports SFP Stackable Layer 3 Managed GE Network Switch
Brand: Cisco
SKU: SG500-28-K9-NA
Price: 365.20 USD
Availability: InStock
Rating: 4.9 (108 reviews)

Product Overview
The Cisco SG500-28-K9-NA is a versatile 28-port stackable managed switch tailored for growing businesses. It combines high-performance Gigabit Ethernet connectivity with advanced features like true stacking and Layer 3 static routing, facilitating efficient network expansion and management. Its robust security measures safeguard the network, while the energy-efficient, fanless design ensures quiet operation. Ideal for small to medium-sized enterprises, this switch provides a reliable foundation for scalable and secure network infrastructures.

General Information
Brand	Cisco
Part Number	SG500-28-K9-NA
Condition	Refurbished

Technical Information
Switch Ports	24 x 10/100/1000 Mbps RJ-45 ports 2 x Combo RJ-45/SFP Gigabit Ethernet ports, 2 x SFP Gigabit Ethernet ports
Switching Capacity	72 Gbps
Switch Forwarding Rate	41.67 Mpps
DRAM	256 MB
Flash Memory	32 MB
Max VLANs Supported	Supports up to 4000 VLANs
Connector Type	RJ-45, SFP

Management and Configuration
Management Type	Web-based GUI, CLI, SNMP, RMON, Telnet, SSH
Security	DHCP Snooping, DoS Attack Prevention, RADIUS Authentication, Storm Control, Access Control Lists (ACLs), Port Security, IEEE 802.1X
Remote Management Protocol	CLI, SNMP, HTTP/HTTPS, Telnet, SSH, RADIUS, TACACS+
Routing Protocol	Static Routing (Layer 3)

Power & Cooling
Fans	Yes
Power	100–240V AC, 47–63 Hz
Power Supply	Internal AC power supply

Physical Characteristics
Dimensions	1.7 x 17.3 x 10.1 inches
Weight	8.00

Miscellaneous
Compliant Standards	IEEE 802.1D, 802.1p, 802.1Q, 802.1s, 802.1w, 802.1x, 802.3, 802.3ab, 802.3ad (LACP), 802.3az, 802.3u, 802.3x, 802.3z

Product Description
The Cisco SG500-28-K9-NA is a 28-port stackable managed switch designed for small to medium-sized businesses seeking robust performance and scalability. It features 24 Gigabit Ethernet ports, along with 2 combo RJ-45/SFP ports and 2 dedicated SFP slots, providing flexible connectivity options. The switch supports true stacking, allowing multiple switches to be managed as a single unit, simplifying network administration. With Layer 3 static routing capabilities, it enhances network efficiency by enabling inter-VLAN routing. Advanced security features, including DHCP snooping, IP Source Guard, and dynamic ARP inspection, protect against network threats. Additionally, its energy-efficient design and fanless operation ensure quiet and cost-effective performance. Key Features 24x 10/100/1000 Mbps Gigabit Ethernet ports 2x combo RJ-45/SFP and 2x dedicated SFP uplink ports True stacking capability for simplified network management Layer 3 static routing for efficient inter-VLAN communication Advanced security features: DHCP snooping, IP Source Guard, dynamic ARP inspection Energy-efficient design with fanless operation for silent performance 256 MB RAM and 32 MB flash memory for reliable operation Rack-mountable 1U form factor for easy integration into network setups This switch offers a comprehensive solution for businesses looking to enhance their network infrastructure with scalable, secure, and energy-efficient technology.

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